350-601 Compute Practice Question
What is the purpose of a cluster witness VM in a HyperFlex cluster?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
To act as a tie-breaker for quorum in cluster splits
The witness VM is used to achieve quorum in a two-node cluster (or to maintain quorum in case of network partitions). It is a lightweight VM that participates in cluster decision-making.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
To host the HyperFlex management interface
Why it's wrong here
Management is typically on the controller VMs.
- ✗
To provide additional storage capacity
Why it's wrong here
The witness does not store data.
- ✓
To act as a tie-breaker for quorum in cluster splits
Why this is correct
The witness VM helps maintain quorum when there are an even number of nodes.
- ✗
To provide compute resources for the cluster
Why it's wrong here
The witness does not run workloads.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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